xref: /openbmc/linux/include/linux/mfd/stw481x.h (revision af873fce)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (C) 2011 ST-Ericsson SA
4  * Written on behalf of Linaro for ST-Ericsson
5  *
6  * Author: Linus Walleij <linus.walleij@linaro.org>
7  */
8 #ifndef MFD_STW481X_H
9 #define MFD_STW481X_H
10 
11 #include <linux/i2c.h>
12 #include <linux/regulator/machine.h>
13 #include <linux/regmap.h>
14 #include <linux/bitops.h>
15 
16 /* These registers are accessed from more than one driver */
17 #define STW_CONF1			0x11U
18 #define STW_CONF1_PDN_VMMC		0x01U
19 #define STW_CONF1_VMMC_MASK		0x0eU
20 #define STW_CONF1_VMMC_1_8V		0x02U
21 #define STW_CONF1_VMMC_2_85V		0x04U
22 #define STW_CONF1_VMMC_3V		0x06U
23 #define STW_CONF1_VMMC_1_85V		0x08U
24 #define STW_CONF1_VMMC_2_6V		0x0aU
25 #define STW_CONF1_VMMC_2_7V		0x0cU
26 #define STW_CONF1_VMMC_3_3V		0x0eU
27 #define STW_CONF1_MMC_LS_STATUS		0x10U
28 #define STW_PCTL_REG_LO			0x1eU
29 #define STW_PCTL_REG_HI			0x1fU
30 #define STW_CONF1_V_MONITORING		0x20U
31 #define STW_CONF1_IT_WARN		0x40U
32 #define STW_CONF1_PDN_VAUX		0x80U
33 #define STW_CONF2			0x20U
34 #define STW_CONF2_MASK_TWARN		0x01U
35 #define STW_CONF2_VMMC_EXT		0x02U
36 #define STW_CONF2_MASK_IT_WAKE_UP	0x04U
37 #define STW_CONF2_GPO1			0x08U
38 #define STW_CONF2_GPO2			0x10U
39 #define STW_VCORE_SLEEP			0x21U
40 
41 /**
42  * struct stw481x - state holder for the Stw481x drivers
43  * @i2c_client: corresponding I2C client
44  * @map: regmap handle to access device registers
45  */
46 struct stw481x {
47 	struct i2c_client	*client;
48 	struct regmap		*map;
49 };
50 
51 #endif
52